/Engine/Source/Runtime/Core/Public/Containers/LockFreeFixedSizeAllocator.h
Thread safe, lock free pooling allocator of fixed size blocks that never returns free space, even at shutdown alignment isn't handled, assumesFMemory::Mallocwill work
template<int32 SIZE, int TPaddingForCacheContention, typename TTrackingCounter, bool AllowDisablingOfTrim> class TLockFreeFixedSizeAllocator_TLSCache : public [TLockFreeFixedSizeAllocator_TLSCacheBase< SIZE, TLockFreePointerListUnordered< void *, TPaddingForCacheContention >, TTrackingCounter, AllowDisablingOfTrim >](API\Runtime\Core\Containers\TLockFreeFixedSizeAllocator_TLSC-_1)